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CC765S Brass vs. Solder Alloy 402

CC765S brass belongs to the copper alloys classification, while solder alloy 402 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is solder alloy 402.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
52
Elongation at Break, % 21
20
Poisson's Ratio 0.31
0.36
Shear Modulus, GPa 42
19
Tensile Strength: Ultimate (UTS), MPa 540
57

Thermal Properties

Latent Heat of Fusion, J/g 180
64
Melting Completion (Liquidus), °C 860
310
Melting Onset (Solidus), °C 820
230
Specific Heat Capacity, J/kg-K 400
230
Thermal Conductivity, W/m-K 91
61
Thermal Expansion, µm/m-K 20
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
15
Electrical Conductivity: Equal Weight (Specific), % IACS 34
18

Otherwise Unclassified Properties

Density, g/cm3 8.0
7.3
Embodied Carbon, kg CO2/kg material 3.0
15
Embodied Energy, MJ/kg 51
250
Embodied Water, L/kg 330
1180

Common Calculations

Stiffness to Weight: Axial, points 7.6
3.9
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 19
2.2
Strength to Weight: Bending, points 18
4.5
Thermal Diffusivity, mm2/s 28
37
Thermal Shock Resistance, points 17
3.6

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0 to 0.0010
Antimony (Sb), % 0 to 0.080
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 51 to 65
2.5 to 3.5
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0.5 to 2.0
0 to 0.020
Lead (Pb), % 0 to 0.5
0 to 0.070
Manganese (Mn), % 0.3 to 3.0
0
Nickel (Ni), % 0 to 6.0
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0 to 1.0
95.9 to 97.5
Zinc (Zn), % 19.8 to 47.7
0 to 0.0010